Igmp Group Information; Igmp Multicast Router Information - Lenovo RackSwitch G8264 Command Reference Manual

IGMP Group Information

IGMP Multicast Router Information

© Copyright Lenovo 2017
The following command displays IGMP Group information:
show ip igmp groups
Command mode: All
Total entries: 5 Total IGMP groups: 2
Note: The <Total IGMP groups> number is computed as
the number of unique (Group, Vlan) entries!
Note: Local groups (224.0.0.x) are not snooped and will not appear.
Source Group VLAN Port Version Mode Expires Fwd
­­­­­­­­­­­­­ ­­­­­­­­­­­­­­­ ­­­­­­­ ­­­­­­ ­­­­­­­­ ­­­­­ ­­­­­­­ ­­­
10.1.1.1 232.1.1.1 2 4 V3 INC 4:16 Yes
10.1.1.5 232.1.1.1 2 4 V3 INC 4:16 Yes
* 232.1.1.1 2 4 V3 INC ­ No
10.10.10.43 235.0.0.1 9 1 V3 EXC 2:26 No
* 235.0.0.1 9 1 V3 EXC ­ Yes
IGMP Group information includes:
 IGMP source address
 IGMP Group address
 VLAN and port
 IGMP version
 IGMPv3 filter mode
 Expiration timer value
 IGMP multicast forwarding state
The following command displays Mrouter information:
show ip igmp mrouter information
Command mode: All
Total entries: 3 Total number of dynamic mrouters: 2
Total number of installed static mrouters: 1
SrcIP VLAN Port Version Expires MRT QRV QQIC
­­­­­­­­­­­­­­­­­­­ ­­­­­­­ ­­­­­­­ ­­­­­­­­­ ­­­­­­­­ ­­­­­­­ ­­­­ ­­­­
10.1.1.1 2 21 V3 4:09 128 2 125
10.1.1.5 2 23 V2 4:09 125 ­ ­
* 9 24 V2 static ­ ­
IGMP Mrouter information includes:
 Source IP address
VLAN and port where the Mrouter is connected

 IGMP version
 Mrouter expiration
 Maximum query response time
 Querier's Robustness Variable (QRV)
 Querier's Query Interval Code (QQIC)
Chapter 2: Information Commands
123